CN210344975U - Cascade light curtain - Google Patents
Cascade light curtain Download PDFInfo
- Publication number
- CN210344975U CN210344975U CN201920945089.7U CN201920945089U CN210344975U CN 210344975 U CN210344975 U CN 210344975U CN 201920945089 U CN201920945089 U CN 201920945089U CN 210344975 U CN210344975 U CN 210344975U
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- light curtain
- protective shell
- threaded rod
- base
- rod
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Abstract
The utility model discloses a cascade light curtain, which comprises a light curtain body, a protective shell and a base, wherein the outer side of the light curtain body is provided with the protective shell, the bottom end of the protective shell is provided with the base, one end of the base is connected with a movable rod through a rotating shaft, the movable rod is connected with a fixed seat through a rotating shaft II, and four corners of the fixed seat are respectively provided with a fixed hole, the protective shell is internally provided with a clamping device, in the utility model, because the threads on the first threaded rod and the second threaded rod are opposite, and the movable block slides along a movable groove, the first threaded sleeve and the second threaded sleeve are limited, so that the two connecting rods and the clamping plates move relatively, when the two clamping plates are close to each other, the two ends of the light curtain body are clamped, an adjusting bolt is rotated, so that the pressing plate fixes the top end of the light curtain body, thereby realizing the installation of the light curtain, is damaged by external force.
Description
Technical Field
The utility model relates to a light curtain technical field specifically is a cascade light curtain.
Background
The light curtain is a safety protection device manufactured by utilizing the photoelectric sensing principle. In addition, the light curtain is also referred to as a light back, or a light curtain, and is a safety device commonly found in modern factories, and the light curtain is provided with a light emitting element and continuously emits light beams such as infrared rays in one direction, while the other side is provided with a light receiver for receiving the light beams, and once a person or a machine passes through the space between the light curtain and the light receiver, the light receiver can stop a specific machine device immediately due to interruption of the received light beams, so as to prevent the person or the machine passing through the space from being damaged.
The existing cascade light curtain is lack of protective measures after being installed, is easy to be damaged by external force, is generally fixed, and cannot adjust the distance between the light curtains after being installed. Accordingly, one skilled in the art provides a cascading light curtain to address the problems set forth in the background above.
Disclosure of Invention
An object of the utility model is to provide a cascade light curtain to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a cascade light curtain comprises a light curtain body, a protective shell and a base, wherein the protective shell is arranged on the outer side of the light curtain body, the base is arranged at the bottom end of the protective shell, one end of the base is connected with a movable rod through a first rotating shaft, the movable rod is connected with a fixed seat through a second rotating shaft, fixing holes are formed in four corners of the fixed seat, a clamping device is installed inside the protective shell, an adjusting bolt is installed at the top end of the protective shell, and a pressing plate is installed at the bottom end of the adjusting bolt;
clamping device includes the carousel, and the one end mid-mounting that the carousel is close to protecting sheathing has the regulating spindle, and the other end fixed connection initiative bevel gear of regulating spindle, and the meshing of drive bevel gear is driven bevel gear one and driven bevel gear two, driven bevel gear one's other end fixed connection threaded rod one, threaded rod one set is equipped with thread bush one, and the other end of threaded rod one rotates the connection protecting sheathing through axle sleeve, driven bevel gear two's other end fixed connection threaded rod two, the cover is equipped with thread bush two on the threaded rod two, and the other end of threaded rod two rotates the connection protecting sheathing through axle sleeve two, fixedly connected with connecting rod on thread bush one and the thread bush two, and the other end fixed connection splint of connecting rod.
As a further aspect of the present invention: the protective housing is provided with a shaft sleeve at the joint of the protective housing and the adjusting shaft, and the adjusting shaft is rotatably connected with the shaft sleeve.
As a further aspect of the present invention: the base is provided with a sliding groove, the protective shell is connected with the base in a sliding mode through the sliding groove, and the protective shell is fixed with the base through a locking bolt.
As a further aspect of the present invention: and a through hole is formed at the joint of the movable rod and the second rotating shaft, and the movable rod is rotatably connected with the second rotating shaft through the through hole.
As a further aspect of the present invention: the first threaded rod and the second threaded rod are opposite in thread.
As a further aspect of the present invention: the protection device is characterized in that the first threaded sleeve and the second threaded sleeve are fixedly connected with movable blocks at one ends close to the inner wall of the protection shell, movable grooves are formed in the protection shell, and the movable blocks are connected with the movable grooves in a sliding mode.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, the light curtain body is arranged inside the protective shell, the light curtain body is clamped by the clamping device, when the clamping device is used, the rotating disc is rotated to drive the adjusting shaft and the driving bevel gear to rotate, so that the driven bevel gear I and the driven bevel gear II rotate, the first threaded rod and the second threaded rod are rotated to realize the left and right movement of the first threaded sleeve and the second threaded sleeve, because the threads on the first threaded rod and the second threaded rod are opposite, and the movable block slides along the movable groove, the first threaded sleeve and the second threaded sleeve are limited, so that the two connecting rods and the clamping plates move relatively, when the two clamping plates are close to each other, clamping two ends of the light curtain body, rotating the adjusting bolt to fix the top end of the light curtain body by the pressing plate, thereby realize the installation of light curtain body, protective housing plays the guard action to the light curtain body, prevents that the light curtain body during operation from receiving external force and damaging.
2. The utility model discloses in, be the pivoted between base and the movable rod, be the pivoted between movable rod and the fixing base, can adjust the distance between two protecting sheathing.
Drawings
Fig. 1 is a schematic structural diagram of a cascade light curtain.
Fig. 2 is a cross-sectional view of a protective housing in a cascading light curtain.
Fig. 3 is a schematic structural diagram of a clamping device in a cascade light curtain.
Fig. 4 is a schematic view of a connection structure of a base and a movable rod in a cascade light curtain.
In the figure: 1-light curtain body, 2-protective shell, 3-base, 4-movable rod, 5-rotating shaft I, 6-fixed seat, 7-rotating shaft II, 8-fixed hole, 9-locking bolt, 10-clamping device, 11-adjusting bolt, 12-pressing plate, 13-rotating disc, 14-adjusting shaft, 15-driving bevel gear, 16-driven bevel gear I, 17-threaded rod I, 18-shaft sleeve I, 19-driven bevel gear II, 20-threaded rod II, 21-shaft sleeve II, 22-threaded sleeve I, 23-threaded sleeve II, 24-connecting rod, 25-clamping plate, 26-movable block, 27-movable groove, 28-through hole and 29-sliding groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a cascade light curtain includes a light curtain body 1, a protective casing 2 and a base 3, the protective casing 2 is disposed outside the light curtain body 1, the base 3 is disposed at the bottom end of the protective casing 2, one end of the base 3 is connected to a movable rod 4 through a first rotating shaft 5, the movable rod 4 is connected to a fixing seat 6 through a second rotating shaft 7, fixing holes 8 are disposed at four corners of the fixing seat 6, a clamping device 10 is mounted inside the protective casing 2, an adjusting bolt 11 is mounted at the top end of the protective casing 2, and a pressing plate 12 is mounted at the bottom end of the adjusting bolt 11;
The protective housing 2 is provided with a shaft sleeve at the joint with the adjusting shaft 14, and the adjusting shaft 14 is rotatably connected with the shaft sleeve.
Be equipped with spout 29 on the base 3, protective housing 2 passes through spout 29 sliding connection base 3, and protective housing 2 is fixed with base 3 through locking bolt 9.
And a through hole 28 is formed at the joint of the movable rod 4 and the second rotating shaft 7, and the movable rod 4 is rotatably connected with the second rotating shaft 7 through the through hole 28.
The threads on the first threaded rod 17 and the second threaded rod 20 are opposite.
The equal fixedly connected with movable block 26 of one end that threaded sleeve one 22 and threaded sleeve two 23 are close to the protective housing 2 inner wall, and be equipped with movable groove 27 on the protective housing 2, movable block 26 sliding connection movable groove 27.
The utility model discloses a theory of operation is:
in the utility model, the light curtain body 1 is arranged inside the protective casing 2, the light curtain body 1 is clamped by the clamping device 10, when the clamping device 10 is used, the rotary disc 13 is rotated to drive the adjusting shaft 14 and the driving bevel gear 15 to rotate, the driven bevel gear I16 and the driven bevel gear II 19 are rotated to rotate the threaded rod I17 and the threaded rod II 20, the left and right movement of the thread bush I22 and the thread bush II 23 is realized, because the threads on the threaded rod I17 and the threaded rod II 20 are opposite, and the movable block 26 slides along the movable groove 27, the thread bush I22 and the thread bush II 23 are limited, the two connecting rods 24 and the clamping plates 25 move relatively, when the two clamping plates 25 are close to each other, the two ends of the light curtain body 1 are clamped, the adjusting bolt 11 is rotated to fix the top end of the light curtain body 1 by the pressing plate 12, thereby realizing the installation of the light curtain body 1, the protective casing 2 plays a, prevent that light curtain body 1 during operation from receiving external force and damaging, protecting sheathing 2 slides along spout 29, is pivoted between base 3 and the movable rod 4, is pivoted between movable rod 4 and the fixing base 6, can adjust the distance between two protecting sheathing 2.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A cascade light curtain comprises a light curtain body (1), a protective shell (2) and a base (3), and is characterized in that the protective shell (2) is arranged on the outer side of the light curtain body (1), the base (3) is arranged at the bottom end of the protective shell (2), one end of the base (3) is connected with a movable rod (4) through a first rotating shaft (5), the movable rod (4) is connected with a fixed seat (6) through a second rotating shaft (7), fixing holes (8) are formed in four corners of the fixed seat (6), a clamping device (10) is arranged inside the protective shell (2), an adjusting bolt (11) is arranged at the top end of the protective shell (2), and a pressing plate (12) is arranged at the bottom end of the adjusting bolt (11);
the clamping device (10) comprises a rotary table (13), an adjusting shaft (14) is installed in the middle of one end, close to the protective shell (2), of the rotary table (13), the other end of the adjusting shaft (14) is fixedly connected with a driving bevel gear (15), the driving bevel gear (15) is meshed with a first driven bevel gear (16) and a second driven bevel gear (19), the other end of the first driven bevel gear (16) is fixedly connected with a first threaded rod (17), the first threaded rod (17) is sleeved with a first threaded sleeve (22), the other end of the first threaded rod (17) is rotatably connected with the protective shell (2) through a first shaft sleeve (18), the other end of the second driven bevel gear (19) is fixedly connected with a second threaded rod (20), a second threaded sleeve (23) is sleeved on the second threaded rod (20), the other end of the second threaded rod (20) is rotatably connected with the protective shell (2) through a second shaft sleeve (21), and a connecting rod (, and the other end of the connecting rod (24) is fixedly connected with a splint (25).
2. The cascade light curtain as claimed in claim 1, wherein a shaft sleeve is provided at the connection of the protective housing (2) and the adjusting shaft (14), and the adjusting shaft (14) is rotatably connected with the shaft sleeve.
3. The cascade light curtain according to claim 1, wherein a sliding groove (29) is provided on the base (3), the protective housing (2) is slidably connected to the base (3) through the sliding groove (29), and the protective housing (2) is fixed to the base (3) through a locking bolt (9).
4. The cascade light curtain according to claim 1, wherein a through hole (28) is formed at the joint of the movable rod (4) and the second rotating shaft (7), and the movable rod (4) is rotatably connected with the second rotating shaft (7) through the through hole (28).
5. A cascade light curtain as claimed in claim 1, characterized in that the threads on the first threaded rod (17) and the second threaded rod (20) are opposite.
6. The cascade light curtain according to claim 1, wherein the first threaded sleeve (22) and the second threaded sleeve (23) are fixedly connected with a movable block (26) at one end close to the inner wall of the protective casing (2), the protective casing (2) is provided with a movable groove (27), and the movable block (26) is slidably connected with the movable groove (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920945089.7U CN210344975U (en) | 2019-06-22 | 2019-06-22 | Cascade light curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920945089.7U CN210344975U (en) | 2019-06-22 | 2019-06-22 | Cascade light curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210344975U true CN210344975U (en) | 2020-04-17 |
Family
ID=70187171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920945089.7U Active CN210344975U (en) | 2019-06-22 | 2019-06-22 | Cascade light curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210344975U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731753A (en) * | 2021-01-19 | 2021-04-30 | 黄淮学院 | Intelligent display device for enterprise management and use method thereof |
| CN113819387A (en) * | 2021-10-22 | 2021-12-21 | 周礼浍 | Light curtain protection device for intelligent manufacturing |
-
2019
- 2019-06-22 CN CN201920945089.7U patent/CN210344975U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731753A (en) * | 2021-01-19 | 2021-04-30 | 黄淮学院 | Intelligent display device for enterprise management and use method thereof |
| CN112731753B (en) * | 2021-01-19 | 2022-04-22 | 黄淮学院 | Intelligent display device for enterprise management and use method thereof |
| CN113819387A (en) * | 2021-10-22 | 2021-12-21 | 周礼浍 | Light curtain protection device for intelligent manufacturing |
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